@article{DE_1972_8_10_a23,
     author = {S. N. Kustarov},
     title = {An estimate of the sector of absolute stability of a certain third order nonlinear equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1892--1893},
     publisher = {mathdoc},
     volume = {8},
     number = {10},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1972_8_10_a23/}
}